When loading the manifest.json from a plugin we need to include pluginand plugin:*.

bc486dd62734be908cd3f95da1352cc1944eb34b attempted to make it possibleto create additional bundles. 202c65d0efc0345b883ba6d1e70aedc90b3d5294then configured webpack to actually compile the bundle during build.This completes the chain by loading it in the actual manifest so you canuse it in a production build where the development server isn't present.